The Seiko 5M42-0K00 is a watch model based on the 5M42 movement.
Parts List
| 290P04LN03 | crystal - crystal |
| 290P0ALN03 | crystal |
| 50MA2NF1 | crown - crown |
| 50MA2NS1 | crown - crown |
| FH2980B01 | case back gasket - case back gasket |
| 86565320 | crystal gasket - plastic gasket for crystal |
| 86583220 | bezel gasket - plastic gasket for bezel |
| C35E05SMG0A | pusher - button |
| C35E05SMS0A | pusher - button |
| 71B8ZM-LK6 | band - link |
| 71B8ZM | band - band |
| 71B8ZM-BKE | clasp - buckle |
| 71B8ZM-PB6 | clasp - parts for buckle |
| 1AX080F8BSG | others - hour hand |
| 2AX120FPBSG | others - minute hand |
| 3AA125F6AAM | others - second hand |
| 3AA125F6AAP | others - second hand |
| 2AX120FPBSS | others - minute hand |
| 1AX080F8BSS | others - hour hand |
| 0351651 | others - winding stem |
| 83200273 | others - button spring clip |
| 81351630 | others - button spring |
| AD006BAD1 | others - crown and stem gasket |
| 81180169 | others - bracelet fixing pipe |
| 5M420K007Y | others - case |
| 82295704 | others - bezel |
| 81601189 | others - bracelet fixing pin |
| 5M420K0087 | others - case |
| 82295702 | others - bezel |
| 0866636 | others - holding ring for dial |
| 0878729 | others - date dial |
| 0878730 | others - date dial |
| 5M420N18X913 | others - dial |
| 5M420N18XS24 | others - dial |
| 5M425 | others - machine code |
| 84328744 | others - dial ring |
| 84328745 | others - dial ring |
| 0Z0060B01 | others - crown and stem gasket |
Caliber 5M42
